Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
pentagonal
←
English
pentagon
(affix)
←
English
-al
(affix)
→
English
subpentagonal
(prefix)
→
English
pentagonally
(suffix)